i making a request script. It is configured via /request, and i want to be able to reset it by typing /request -r or something of that nature. Can somebody help me? my code is:

Code:
alias request {
if (%request == $null) {
set %request_1 $?="Enter your first request:"
set %request_2 $?="Enter your seccond request:"
set %request_3 $?="Enter your third request:"
}


;Check for Life
if (%life == $null) {
goto getlife
}